MedicaidBilling CodesMedium impact
MMP 26-15: Current Procedural Terminology (CPT) and Healthcare Common Procedure Coding System (HCPCS) Code Updates
Michigan Medicaid - MDHHS·MI · Oral & Maxillofacial Surgery, Podiatry, Anesthesiology·Claims & Billing
Effective date
Apr 1, 2026
We identified it
Jun 16, 2026
Summary
Michigan Medicaid has updated CPT and HCPCS codes effective April 1, 2026, adding new covered codes for various provider types and discontinuing several existing codes. The policy also includes retroactive coverage for some codes back to January 1, 2026.
Action Required
By April 1, 2026: Billing team must update system with new covered codes for Michigan Medicaid patients and stop billing discontinued codes C9145, C9307, C9308, L6000, L6010, and L6020 after March 31, 2026. Verify prior authorization requirements for codes marked with asterisk (J3404, A6548, 0473U, L6028). Update billing software to accept new codes for appropriate provider types and check CHAMPS system for coverage parameters.